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path: root/drivers/kvm/mmu.c
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Diffstat (limited to 'drivers/kvm/mmu.c')
-rw-r--r--drivers/kvm/mmu.c36
1 files changed, 18 insertions, 18 deletions
diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c
index be793770f31b..a1a93368f314 100644
--- a/drivers/kvm/mmu.c
+++ b/drivers/kvm/mmu.c
@@ -298,18 +298,18 @@ static void rmap_add(struct kvm_vcpu *vcpu, u64 *spte)
298 if (!is_rmap_pte(*spte)) 298 if (!is_rmap_pte(*spte))
299 return; 299 return;
300 page = pfn_to_page((*spte & PT64_BASE_ADDR_MASK) >> PAGE_SHIFT); 300 page = pfn_to_page((*spte & PT64_BASE_ADDR_MASK) >> PAGE_SHIFT);
301 if (!page->private) { 301 if (!page_private(page)) {
302 rmap_printk("rmap_add: %p %llx 0->1\n", spte, *spte); 302 rmap_printk("rmap_add: %p %llx 0->1\n", spte, *spte);
303 page->private = (unsigned long)spte; 303 set_page_private(page,(unsigned long)spte);
304 } else if (!(page->private & 1)) { 304 } else if (!(page_private(page) & 1)) {
305 rmap_printk("rmap_add: %p %llx 1->many\n", spte, *spte); 305 rmap_printk("rmap_add: %p %llx 1->many\n", spte, *spte);
306 desc = mmu_alloc_rmap_desc(vcpu); 306 desc = mmu_alloc_rmap_desc(vcpu);
307 desc->shadow_ptes[0] = (u64 *)page->private; 307 desc->shadow_ptes[0] = (u64 *)page_private(page);
308 desc->shadow_ptes[1] = spte; 308 desc->shadow_ptes[1] = spte;
309 page->private = (unsigned long)desc | 1; 309 set_page_private(page,(unsigned long)desc | 1);
310 } else { 310 } else {
311 rmap_printk("rmap_add: %p %llx many->many\n", spte, *spte); 311 rmap_printk("rmap_add: %p %llx many->many\n", spte, *spte);
312 desc = (struct kvm_rmap_desc *)(page->private & ~1ul); 312 desc = (struct kvm_rmap_desc *)(page_private(page) & ~1ul);
313 while (desc->shadow_ptes[RMAP_EXT-1] && desc->more) 313 while (desc->shadow_ptes[RMAP_EXT-1] && desc->more)
314 desc = desc->more; 314 desc = desc->more;
315 if (desc->shadow_ptes[RMAP_EXT-1]) { 315 if (desc->shadow_ptes[RMAP_EXT-1]) {
@@ -337,12 +337,12 @@ static void rmap_desc_remove_entry(struct kvm_vcpu *vcpu,
337 if (j != 0) 337 if (j != 0)
338 return; 338 return;
339 if (!prev_desc && !desc->more) 339 if (!prev_desc && !desc->more)
340 page->private = (unsigned long)desc->shadow_ptes[0]; 340 set_page_private(page,(unsigned long)desc->shadow_ptes[0]);
341 else 341 else
342 if (prev_desc) 342 if (prev_desc)
343 prev_desc->more = desc->more; 343 prev_desc->more = desc->more;
344 else 344 else
345 page->private = (unsigned long)desc->more | 1; 345 set_page_private(page,(unsigned long)desc->more | 1);
346 mmu_free_rmap_desc(vcpu, desc); 346 mmu_free_rmap_desc(vcpu, desc);
347} 347}
348 348
@@ -356,20 +356,20 @@ static void rmap_remove(struct kvm_vcpu *vcpu, u64 *spte)
356 if (!is_rmap_pte(*spte)) 356 if (!is_rmap_pte(*spte))
357 return; 357 return;
358 page = pfn_to_page((*spte & PT64_BASE_ADDR_MASK) >> PAGE_SHIFT); 358 page = pfn_to_page((*spte & PT64_BASE_ADDR_MASK) >> PAGE_SHIFT);
359 if (!page->private) { 359 if (!page_private(page)) {
360 printk(KERN_ERR "rmap_remove: %p %llx 0->BUG\n", spte, *spte); 360 printk(KERN_ERR "rmap_remove: %p %llx 0->BUG\n", spte, *spte);
361 BUG(); 361 BUG();
362 } else if (!(page->private & 1)) { 362 } else if (!(page_private(page) & 1)) {
363 rmap_printk("rmap_remove: %p %llx 1->0\n", spte, *spte); 363 rmap_printk("rmap_remove: %p %llx 1->0\n", spte, *spte);
364 if ((u64 *)page->private != spte) { 364 if ((u64 *)page_private(page) != spte) {
365 printk(KERN_ERR "rmap_remove: %p %llx 1->BUG\n", 365 printk(KERN_ERR "rmap_remove: %p %llx 1->BUG\n",
366 spte, *spte); 366 spte, *spte);
367 BUG(); 367 BUG();
368 } 368 }
369 page->private = 0; 369 set_page_private(page,0);
370 } else { 370 } else {
371 rmap_printk("rmap_remove: %p %llx many->many\n", spte, *spte); 371 rmap_printk("rmap_remove: %p %llx many->many\n", spte, *spte);
372 desc = (struct kvm_rmap_desc *)(page->private & ~1ul); 372 desc = (struct kvm_rmap_desc *)(page_private(page) & ~1ul);
373 prev_desc = NULL; 373 prev_desc = NULL;
374 while (desc) { 374 while (desc) {
375 for (i = 0; i < RMAP_EXT && desc->shadow_ptes[i]; ++i) 375 for (i = 0; i < RMAP_EXT && desc->shadow_ptes[i]; ++i)
@@ -398,11 +398,11 @@ static void rmap_write_protect(struct kvm_vcpu *vcpu, u64 gfn)
398 BUG_ON(!slot); 398 BUG_ON(!slot);
399 page = gfn_to_page(slot, gfn); 399 page = gfn_to_page(slot, gfn);
400 400
401 while (page->private) { 401 while (page_private(page)) {
402 if (!(page->private & 1)) 402 if (!(page_private(page) & 1))
403 spte = (u64 *)page->private; 403 spte = (u64 *)page_private(page);
404 else { 404 else {
405 desc = (struct kvm_rmap_desc *)(page->private & ~1ul); 405 desc = (struct kvm_rmap_desc *)(page_private(page) & ~1ul);
406 spte = desc->shadow_ptes[0]; 406 spte = desc->shadow_ptes[0];
407 } 407 }
408 BUG_ON(!spte); 408 BUG_ON(!spte);
@@ -1218,7 +1218,7 @@ static int alloc_mmu_pages(struct kvm_vcpu *vcpu)
1218 INIT_LIST_HEAD(&page_header->link); 1218 INIT_LIST_HEAD(&page_header->link);
1219 if ((page = alloc_page(GFP_KERNEL)) == NULL) 1219 if ((page = alloc_page(GFP_KERNEL)) == NULL)
1220 goto error_1; 1220 goto error_1;
1221 page->private = (unsigned long)page_header; 1221 set_page_private(page, (unsigned long)page_header);
1222 page_header->page_hpa = (hpa_t)page_to_pfn(page) << PAGE_SHIFT; 1222 page_header->page_hpa = (hpa_t)page_to_pfn(page) << PAGE_SHIFT;
1223 memset(__va(page_header->page_hpa), 0, PAGE_SIZE); 1223 memset(__va(page_header->page_hpa), 0, PAGE_SIZE);
1224 list_add(&page_header->link, &vcpu->free_pages); 1224 list_add(&page_header->link, &vcpu->free_pages);